Pith Number

pith:5RQ7KYXH

pith:2018:5RQ7KYXHR6U6WUHVK3VFYFTJC7

not attested not anchored not stored refs pending

Pulsation properties of ultra-massive DA white dwarf stars with ONe cores

Alejandro H. C\'orsico, Felipe C. Wachlin, Francisco C. De Ger\'onimo, Leandro G. Althaus, Mar\'ia E. Camisassa

arxiv:1807.03810 v2 · 2018-07-10 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5RQ7KYXHR6U6WUHVK3VFYFTJC7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:55:44.271876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec61f562e78fa9eb50f556ea5c166917d70007d74888b8ccc26fe70fbf0d4944

Aliases

arxiv: 1807.03810 · arxiv_version: 1807.03810v2 · doi: 10.48550/arxiv.1807.03810 · pith_short_12: 5RQ7KYXHR6U6 · pith_short_16: 5RQ7KYXHR6U6WUHV · pith_short_8: 5RQ7KYXH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5RQ7KYXHR6U6WUHVK3VFYFTJC7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ec61f562e78fa9eb50f556ea5c166917d70007d74888b8ccc26fe70fbf0d4944

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "233c27b29009a409f7b9ee3e15878a64ad80cc02710728d9e41f5fe4be4276bb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-10T18:21:28Z",
    "title_canon_sha256": "eef4ad32886244594297a4871da087a795970a39df75f5137ce30dcca85a0dc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.03810",
    "kind": "arxiv",
    "version": 2
  }
}